Maths Double Angel and Trig Identities

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sin2x =
2sinxcosx ; (2tanx)/(1+tan^2x)
1 of 7
cos2x =
cos^2x-sin^2x ; 2cos^2x-1 ; 1-2sin^2x ; (1-tan^2x)/(1+tan^2x)
2 of 7
tan2x =
(2tanx)/(1-tan^2x)
3 of 7
sec^2x =
1 +tan^2x
4 of 7
cosec^2x =
1 +cot^2x
5 of 7
tan^2x =
sec^2x-1
6 of 7
cot^2x =
cosec^2x-1
7 of 7

Other cards in this set

Card 2

Front

cos2x =

Back

cos^2x-sin^2x ; 2cos^2x-1 ; 1-2sin^2x ; (1-tan^2x)/(1+tan^2x)

Card 3

Front

tan2x =

Back

Preview of the front of card 3

Card 4

Front

sec^2x =

Back

Preview of the front of card 4

Card 5

Front

cosec^2x =

Back

Preview of the front of card 5
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